/src/ZebraFlickr/Core/Processing/FlickrUploader.cs

#region License



// Copyright (c) 2012 Gareth Lennox (garethl@dwakn.com)

// All rights reserved.

// 

// Redistribution and use in source and binary forms, with or without modification,

// are permitted provided that the following conditions are met:

// 

//     * Redistributions of source code must retain the above copyright notice,

//       this list of conditions and the following disclaimer.

//     * Redistributions in binary form must reproduce the above copyright notice,

//       this list of conditions and the following disclaimer in the documentation

//       and/or other materials provided with the distribution.

//     * Neither the name of Gareth Lennox nor the names of its

//       contributors may be used to endorse or promote products derived from this

//       software without specific prior written permission.

//  

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND

// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE

// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR

// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER

// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF

// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.



#endregion



using System;

using System.Diagnostics;

using System.IO;

using System.Threading;

using FlickrNet;

using ZebraFlickr.Core.Store;



namespace ZebraFlickr.Core.Processing

{

	public class FlickrUploader

	{

		private readonly Flickr _flickr;

		private readonly string _root;

		private readonly LocalState _state;

		private string _currentFile;

		private Stopwatch _currentTime;



		public FlickrUploader(string root, LocalState state, UserDetails details)

		{

			_root = root;

			_state = state;



			_flickr = FlickrClient.Create(details);

			_flickr.OnUploadProgress += OnFlickrOnOnUploadProgress;

		}



		private void OnFlickrOnOnUploadProgress(object sender, UploadProgressEventArgs e)

		{

			var bytesPerSecond = e.BytesSent/(double) _currentTime.ElapsedMilliseconds*1000;



			if (CancelHandler.Cancelled)

				throw new OperationCanceledException();



            ConsoleRenderer.RenderConsoleProgress(e.ProcessPercentage, _currentFile, (int)e.BytesSent, (int)e.TotalBytesToSend, _currentTime.Elapsed);

		}



        public FileEntry Execute(FileEntry entry)

		{

			if (entry.Uploaded)

			{

				Log.Debug("Upload: Ignoring file {0}", entry.Name);

				return entry;

			}



            if (entry.Skip)

            {

                Log.Warn("Skipping previously errored file {0}", entry.Name);

                return entry;

            }



			Log.Info("Upload: Uploading {0}", entry.Name);



			var file = Path.Combine(_root, entry.Name);



			var tags = TagCreator.Create(entry);



			int count = 0;



			while (true)

			{

				try

				{

					_currentFile = entry.Name;

					_currentTime = Stopwatch.StartNew();



					ConsoleRenderer.EnsureConsoleSpace();



					var pictureId = _flickr.UploadPicture(file,

					                                      null,

					                                      null,

					                                     string.Join(",", tags),

					                                      _state.Config.Public,

					                                      _state.Config.Family,

					                                      _state.Config.Friend);



					_currentTime.Stop();



                    ConsoleRenderer.RenderConsoleProgress(100, '■', ConsoleColor.Green, "");



					Console.WriteLine();

					Console.WriteLine();



					entry.PictureId = pictureId;

					entry.Uploaded = true;

					entry.UploadedMetaData = true;

					entry.ContentChanged = false;

					entry.MetaDataChanged = false;

					_state.UpdateEntry(entry);



					var totalBytes = new FileInfo(file).Length;

					var bytesPerSecond = totalBytes/(double) _currentTime.ElapsedMilliseconds*1000;



					Log.Info("Upload: Completed {0}. {1} / second. {2} in total.", entry.Name, bytesPerSecond.ToFormattedByteCountString(2), totalBytes.ToFormattedByteCountString(2));



                    return entry;

				}

				catch (ThreadAbortException)

				{

					//nothing

					break;

				}

				catch (FlickrApiException ex)

				{

					if (CancelHandler.Cancelled)

						break;



					Console.WriteLine();

					Console.WriteLine();



					Log.Error("Error received from flickr. Skipping file and continuing", ex);

					_state.SkipEntry(entry);

					break;

				}

				catch (Exception ex)

				{

					if (CancelHandler.Cancelled)

						break;



					Console.WriteLine();

					Console.WriteLine();



					Log.Error("Error uploading {0}. Trying again", ex, entry.Name);

					count++;



					if (count >= 3)

					{

						Log.Error("Attempted 3 times to upload, skipping this file temporarily.");

						return entry;

					}

				}

				finally

				{

					_currentTime.Stop();

				}

			}



            return entry;

		}

	}

}